MSR Z7BrandMSRCaliberZ7Size14FunctionVersionHands1,00x1,90Stem8041Stem (subs.)Stem (2 pce)Balance staff33809Balance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8028041723Balance staff ST -shock-absorber80233809